Question: A company manufactures a homeopathic drug that it claims can reduce the time it takes to overcome jet lag after long distance flights. A researcher would like to test that claim. She recruits nine people who take frequent trips from San Francisco to London and assigns them to take a placebo for one of their trips and the drug for the other trip, in random order. She then asks them how many days it took to recover from jet lag under each condition. The results are as follows:
Carry out the five steps to test the appropriate hypotheses. Use a = .05.